.main-nav {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: 260px;
    background-color: #293038;
    box-shadow: 2px 0px 10px rgba(0, 0, 0, 0.4);
    .title {
        height: 55px;
        text-align: center;
        span {
            font: italic 700 30px/55px Arial;
            color: #941a43;
            color: #000;
            text-shadow: 2px 2px 0px rgba(255, 255, 255, 0.9);
        }
    }
    .user-con {
        padding: 25px 0;
        text-align: center;
        background-color: #f5f5f5;
        .user-photo {
            display: block;
            margin: 0 auto;
            height: 85px;
            width: 85px;
            border-radius: 10px;
        }
        .user-name {
            display: block;
            margin-top: 15px;
            text-decoration: none;
            span {
                font: normal 400 18px/1.5 'Microsoft Yahei';
                color: #00c6d7;
            }
        }
        p {
            margin-top: 10px;
            color: #777;
        }
    }
    .nav-list {
        padding-top: 10px;
        li {
            margin-bottom: 5px;
            a {
                position: relative;
                display: block;
                padding: 12px 15px;
                font-size: 16px;
                line-height: 1.2;
                color: #f5f5f5;
                background-color: rgba(27, 147, 225, 0);
                transition: all 0.3s ease;
                &::before {
                    position: absolute;
                    top: 0px;
                    left: -5px;
                    display: block;
                    content: '';
                    width: 5px;
                    height: 43px;
                    background-color: #941a43;
                    box-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
                }
                &:hover {
                    background-color: rgba(27, 147, 225, 1);
                    transform: translateX(5px);
                }
            }
            a.active {
                background-color: rgba(27, 147, 225, 1);
                transform: translateX(5px);
            }
        }
    }
}

.content {
    margin-left: 260px;
    padding: 0 30px;
}
